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Frequently Asked Questions

What is a cylindrical electric strike?

It’s an electric strike designed for cylindrical locks (lever and knob). At National Lock Supply, we carry strikes that retrofit standard ANSI strike openings.

How do they differ from mortise strikes?

Cylindrical strikes work with cylindrical latchbolts, while mortise strikes are for mortise lock latch/bolt combos.

What door prep is required?

They fit into standard ANSI strike cutouts, simplifying installation.

Are they fail-safe or fail-secure?

Models are available in both.

Where are cylindrical strikes used?

In office suites, apartments, and light commercial doors using cylindrical locksets.

What grades are offered?

Most are ANSI/BHMA Grade 1 for commercial use.

Are they ADA compliant?

Yes, paired with lever locks.

What finishes are available?

Stainless Steel, Satin Chrome, and Dark Bronze.

Can they integrate with access systems?

Yes, controlled by card readers, keypads, or intercoms.

Why buy from National Lock Supply?

We supply cylindrical strikes that retrofit ANSI preps, ensuring fast installation and code compliance.